Efficacy of Probiotics Compared to Chlorhexidine Mouthwash in Improving Periodontal Status: A Systematic Review and Meta-Analysis

Figure 3

Contour-enhanced funnel plots visualizing publication bias. (a) GI outcome; (b) PI outcome; (c) OHI-S outcome. The vertical dashed line in the middle of the funnel shows the average effect size.

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(b)

(c)